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Dummy wafers are wafers mainly used for experiment and test and being different from general wafers for product.Dummy wafers are often used in a production line to improve safety in the beginning of production process and are used for delivery check and evaluation of process.

In eash proces, film thickness, pressure resistance, reflection index and presence of pinball are measured by using dummy wafers.

Please CONTACT SICREAT Nanotech for further information or a quotation on your Dummy Grade Wafer requirements.